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What is the Least Common Multiple of 80931 and 80951?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 80931 and 80951 is 6551445381.

LCM(80931,80951) = 6551445381

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Least Common Multiple of 80931 and 80951 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80931 and 80951, than apply into the LCM equation.

GCF(80931,80951) = 1
LCM(80931,80951) = ( 80931 × 80951) / 1
LCM(80931,80951) = 6551445381 / 1
LCM(80931,80951) = 6551445381

Least Common Multiple (LCM) of 80931 and 80951 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80931 and 80951. First we will calculate the prime factors of 80931 and 80951.

Prime Factorization of 80931

Prime factors of 80931 are 3, 53, 509. Prime factorization of 80931 in exponential form is:

80931 = 31 × 531 × 5091

Prime Factorization of 80951

Prime factors of 80951 are 13, 479. Prime factorization of 80951 in exponential form is:

80951 = 132 × 4791

Now multiplying the highest exponent prime factors to calculate the LCM of 80931 and 80951.

LCM(80931,80951) = 31 × 531 × 5091 × 132 × 4791
LCM(80931,80951) = 6551445381